package com.course.mapper;

import org.apache.ibatis.annotations.Mapper;

import java.util.List;
import java.util.Map;

@Mapper
public interface GradeMapper {
    int addgrade(Map<String,Object> map);
    List<Map<String,Object>> displaygrade();
    int delgrade(Map<String,Object> map);
    int updategrade(Map<String,Object> map);
}
